Post on 04-Jan-2016
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Chapter 3 Jeopardy
Start
Final Jeopardy Question
Mendel Genetics ProbabilityPunnett Squares
Random
10 10 10 10 10
20 20 20 20 20
30 30 30 30 30
40 40 40 40 40
10 Point Question10 Point Question
Mendel studied different characteristics in pea plants by
_________ pollinating them.
Cross
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20 Point Question20 Point Question
Factors that control traits are called
genes
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30 Point Question30 Point Question
Mendel called a plant that had two identical alleles
this ________
purebred
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40 Point Question40 Point Question
What did Mendel predict was the probability of producing a tall
plant from a cross of two hybrid tall pea plants?
¾ or 75%
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10 Point Question10 Point Question
The different forms of a gene are called
___________
Alleles
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20 Point Question20 Point Question
A heterozygous organism has two ____________ alleles
for a trait.
different
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30 Point Question30 Point Question
If purebred short pea plants are crossed with purebred tall pea
plants, all of the offspring will be ______________
Tall
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40 Point Question40 Point Question
What does the notation of two capital letters together mean to geneticists? An
example is DD.
Two dominant alleles
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10 Point Question10 Point Question
The likelihood that that a particular event will occur is known as
______________
Probability
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20 Point Question20 Point Question
True or False: A pea plant that is heterozygous for tall stems has the
alleles Tt.
True
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30 Point Question30 Point Question
In Mendel’s experiments, what portion of the plants in the F2 generation had a trait that had been absent in the F1
generation?A. NoneB. ¼ or 25%C. Half or 50%D. ¾ or 75%
¼ or 25%
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40 Point Question40 Point Question
If a homozygous black guinea pig (BB) is crossed with a homozygous
white guinea pig (bb), what is the probability that the offspring will
have black fur?
100% will have black fur (Bb)
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10 Point Question10 Point Question
True or False: A Punnett square shows all the possible
combinations of alleles in parents
False, (offspring)
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20 Point Question20 Point Question
A __________ shows all of the possible allele combinations
of a genetic cross
Punnett Square
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30 Point Question30 Point Question
What does the notation Tt mean to geneticists?
A. Two dominant alleles
B. Two recessive alleles
C. At least one recessive allele
D. One dominant allele and one recessive allele
D. One dominant/one recessive
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40 Point Question40 Point Question
What does codominance mean in genetics?
A. Both alleles are dominant
B. Both alleles are dominant and recessive
C. The alleles are neither dominant nor recessive
C neither dominant nor recessive
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10 Point Question10 Point Question
An organism’s physical appearance is its
A. Genotype
B. Phenotype
C. Codominance
B. Phenotype
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20 Point Question20 Point Question
An organism’s genotype is its
A. Genetic makeupB. Feather colorC. Physical appearanceD. Stem height
A. Genetic Makeup
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30 Point Question30 Point Question
True or False
There are over 100 different types of cancer
True
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40 Point Question40 Point Question
What factor will lead to almost as many cancer deaths as does
tobacco?a. Water pollutionb. Air pollutionc. An unhealthy dietd. smoking
An Unhealthy Diet
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Draw a Punnett square for a cross between a homozygous short pea plant
and a heterozygous tall pea plantPredict the possibility of getting a tall
pea plant.
Punnett square should contain tt and Tt and the possibility of getting a tall pea plant is 50%